The main purpose of this article is a
to persuade people to play it safe and stay inside during cold weather
b
to explain two dangers of cold temperatures and how to guard against them
c
to celebrate the bravery and accomplishments of Sir Ranulph Fiennes
d
to inform the reader about terms commonly used in winter weather reports

One of the newest applications of cell technology is called cybrid embryos. this process involves replacing the nuclear material of an animal cell with human nuclear material. how might this process affect public policies about research by using stem cells? the same policies and concerns about the use of human embryonic stem cells would most likely apply. the embryos would most likely be treated like traditional animal embryos and regulated accordingly. the process of forming cybrid embryos would most likely be banned by government regulators. the embryos would be treated as regular cells because they are not fully human in origin.

Compare and contrast your sells take in oxygen, water, and food. what is one waste product that leaves your cells?

Dr. arenas is a scientist who has been trying to determine if increasing pressure will increase the sound that occurs when two chemicals explode. it measures the volume of the sound that occurs at the minimum pressure at which the explosion will occur. it then increases the pressure and measures the volume of the explosions that occur. what kind of investigation is the scientist conducting?